cc:: Add RenderingStatsInstrumentation to manage collection of RenderingStats

cc/tree_synchronizer_unittest.cc

 // Copyright 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/tree_synchronizer.h"
 
 #include <algorithm>
 
 #include "cc/layer.h"
 #include "cc/layer_animation_controller.h"
@@ skipping 366 matching lines @@
     replicaLayerWithMask->SetMaskLayer(0);
     layerImplTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), layerImplTreeRoot.Pass(), m_hostImpl.activeTree());
     expectTreesAreIdentical(layerTreeRoot.get(), layerImplTreeRoot.get(), m_hostImpl.activeTree());
 }
 
 TEST_F(TreeSynchronizerTest, synchronizeAnimations)
 {
     LayerTreeSettings settings;
     FakeProxy proxy(scoped_ptr<Thread>(NULL));
     DebugScopedSetImplThread impl(&proxy);
-    scoped_ptr<LayerTreeHostImpl> hostImpl = LayerTreeHostImpl::create(settings, 0, &proxy);
+    scoped_ptr<RenderingStatsRecorder> renderingStatsRecorder = RenderingStatsRecorder::create();
+    scoped_ptr<LayerTreeHostImpl> hostImpl = LayerTreeHostImpl::create(settings, 0, &proxy, renderingStatsRecorder.get());
 
     scoped_refptr<Layer> layerTreeRoot = Layer::Create();
 
     layerTreeRoot->SetLayerAnimationController(FakeLayerAnimationController::Create());
 
     EXPECT_FALSE(static_cast<FakeLayerAnimationController*>(layerTreeRoot->layer_animation_controller())->synchronizedAnimations());
 
     scoped_ptr<LayerImpl> layerImplTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), scoped_ptr<LayerImpl>(), m_hostImpl.activeTree());
     TreeSynchronizer::pushProperties(layerTreeRoot.get(), layerImplTreeRoot.get());
     layerImplTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), layerImplTreeRoot.Pass(), m_hostImpl.activeTree());
 
     EXPECT_TRUE(static_cast<FakeLayerAnimationController*>(layerTreeRoot->layer_animation_controller())->synchronizedAnimations());
 }
 
 }  // namespace
 }  // namespace cc